Finding the Fourth Proportional to 943,500.24, 1,301,176.98 and 621,091.08
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Solution
The fourth proportional to 943,500.24, 1,301,176.98 and 621,091.08 is: 856,543.94
Step by Step Solution
- Step 1: Write the proportion equation
943,500.24 : 1,301,176.98 = 621,091.08 : x - Step 2: Convert to fraction form
943,500.24/1,301,176.98 = 621,091.08/x - Step 3: Cross multiply
943,500.24x = 1,301,176.98 × 621,091.08 - Step 4: Simplify right side
943,500.24x = 808,149,415,779.34 - Step 5: Solve for x
x = 808,149,415,779.34/943,500.24 - Step 6: Final answer
x = 856,543.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.